A “red” comet, a black “three” binary star, and a blue “giant star” -- we are the “red three giant stars”! Universal Century 0079 - December, the so-called "One Year War" has reached its final stage. After finishing the battle for Jaburo, the Zeon army "Wandering Group" was retreating. Somehow, they made it to space where their friends were... Meanwhile, a unit of the Federation Forces, the Red Three Giants, appeared!